3-3 point invasion query 1
This question is now treated, using AI, at 44 point 33 invasion extension hane below
Scartol: I apologize if this seems like a facile question, but I'm starting to get into the 3-3 invasion, and I don't know what I'm doing.
Suppose Black plays the low hane instead of the high with . I assume , but what then? Can't Black come around with and slam into White's corner, possibly killing it?
Bill: I think that usually at is better.
The third diagram leaves Black with even more cutting points, and Black cannot prevent White from using at least one of them, if desired.
JamesA: Sorry, Adamzero, but I'm not sure your analysis is correct!
I think is an overplay. Can't Black cut with to punish it?
White [Do you mean Black here?] can play at , eliminating the cut at b in your diagram, and taking away the value of c. Black is now thick on the outside - I think this position is OK for Black. The clamp at a is a gote endgame move; if Black answers with d, White must then play e. This is only big if Black tries to make territory at the top.
This sequence is more or less the same as the last. Black should finish up with , leaving very little aji for White. Black is pretty thick again. However, this is not as good as the joseki variations covered earlier.
Adamzero: Thanks for the corrections.
Bill: That is joseki?
How about ? After - , Black has difficulties. Now a and b are miai for White to live in the corner.
fills the ko.
After Black again has difficulties.
Dieter: You are right Bill, I was getting confused with this line of play.